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Add dghubble/pegasus AWS Kubernetes Terraform module

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Dalton Hubble
2017-09-17 21:40:33 -07:00
parent 663f37ed6d
commit d8e4ac172a
11 changed files with 1076 additions and 0 deletions
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244
aws/container-linux/kubernetes/controllers.tf Normal file
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# Controllers AutoScaling Group
resource "aws_autoscaling_group" "controllers" {
name = "${var.cluster_name}-controller"
load_balancers = ["${aws_elb.controllers.id}"]
# count
desired_capacity = "${var.controller_count}"
min_size = "${var.controller_count}"
max_size = "${var.controller_count}"
# network
vpc_zone_identifier = ["${aws_subnet.public.*.id}"]
# template
launch_configuration = "${aws_launch_configuration.controller.name}"
lifecycle {
# override the default destroy and replace update behavior
create_before_destroy = true
ignore_changes = ["image_id"]
}
tags = [{
key = "Name"
value = "${var.cluster_name}-controller"
propagate_at_launch = true
}]
}
# Controller template
resource "aws_launch_configuration" "controller" {
name_prefix = "${var.cluster_name}-controller-template-"
image_id = "${data.aws_ami.coreos.image_id}"
instance_type = "${var.controller_type}"
user_data = "${data.ct_config.controller_ign.rendered}"
# storage
root_block_device {
volume_type = "standard"
volume_size = "${var.disk_size}"
}
# network
associate_public_ip_address = true
security_groups = ["${aws_security_group.controller.id}"]
lifecycle {
// Override the default destroy and replace update behavior
create_before_destroy = true
}
}
# Controller Container Linux Config
data "template_file" "controller_config" {
template = "${file("${path.module}/cl/controller.yaml.tmpl")}"
vars = {
k8s_dns_service_ip = "${cidrhost(var.service_cidr, 10)}"
k8s_etcd_service_ip = "${cidrhost(var.service_cidr, 15)}"
ssh_authorized_key = "${var.ssh_authorized_key}"
kubeconfig_ca_cert = "${module.bootkube.ca_cert}"
kubeconfig_kubelet_cert = "${module.bootkube.kubelet_cert}"
kubeconfig_kubelet_key = "${module.bootkube.kubelet_key}"
kubeconfig_server = "${module.bootkube.server}"
}
}
data "ct_config" "controller_ign" {
content = "${data.template_file.controller_config.rendered}"
pretty_print = false
}
# Security Group (instance firewall)
resource "aws_security_group" "controller" {
name = "${var.cluster_name}-controller"
description = "${var.cluster_name} controller security group"
vpc_id = "${aws_vpc.network.id}"
tags = "${map("Name", "${var.cluster_name}-controller")}"
}
resource "aws_security_group_rule" "controller-icmp" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "icmp"
from_port = 0
to_port = 0
cidr_blocks = ["0.0.0.0/0"]
}
resource "aws_security_group_rule" "controller-ssh" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 22
to_port = 22
cidr_blocks = ["0.0.0.0/0"]
}
resource "aws_security_group_rule" "controller-apiserver" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 443
to_port = 443
cidr_blocks = ["0.0.0.0/0"]
}
resource "aws_security_group_rule" "controller-etcd" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 2379
to_port = 2380
self = true
}
resource "aws_security_group_rule" "controller-bootstrap-etcd" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 12379
to_port = 12380
self = true
}
resource "aws_security_group_rule" "controller-flannel" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "udp"
from_port = 8472
to_port = 8472
source_security_group_id = "${aws_security_group.worker.id}"
}
resource "aws_security_group_rule" "controller-flannel-self" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "udp"
from_port = 8472
to_port = 8472
self = true
}
resource "aws_security_group_rule" "controller-kubelet-read" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 10255
to_port = 10255
source_security_group_id = "${aws_security_group.worker.id}"
}
resource "aws_security_group_rule" "controller-kubelet-read-self" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 10255
to_port = 10255
self = true
}
resource "aws_security_group_rule" "controller-bgp" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 179
to_port = 179
source_security_group_id = "${aws_security_group.worker.id}"
}
resource "aws_security_group_rule" "controller-bgp-self" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = "tcp"
from_port = 179
to_port = 179
self = true
}
resource "aws_security_group_rule" "controller-ipip" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = 4
from_port = 0
to_port = 0
source_security_group_id = "${aws_security_group.worker.id}"
}
resource "aws_security_group_rule" "controller-ipip-self" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = 4
from_port = 0
to_port = 0
self = true
}
resource "aws_security_group_rule" "controller-ipip-legacy" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = 94
from_port = 0
to_port = 0
source_security_group_id = "${aws_security_group.worker.id}"
}
resource "aws_security_group_rule" "controller-ipip-legacy-self" {
security_group_id = "${aws_security_group.controller.id}"
type = "ingress"
protocol = 94
from_port = 0
to_port = 0
self = true
}
resource "aws_security_group_rule" "controller-egress" {
security_group_id = "${aws_security_group.controller.id}"
type = "egress"
protocol = "-1"
from_port = 0
to_port = 0
cidr_blocks = ["0.0.0.0/0"]
ipv6_cidr_blocks = ["::/0"]
}